<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Document</title>
  <style>
    * {
      margin: 0;
      padding: 0;
    }

    audio {
      margin: 0 auto 30px;
      display: block;
    }

    div {
      width: 300px;
      margin: 0 auto;
      border: 1px solid #333;
      height: 200px;

      position: relative;

      overflow: hidden;
    }

    div > ul {
      position: absolute;
      left: 0;
      top: 100px;
      width: 100%;

      transition: top .2s linear;
    }

    div > ul > li {
      list-style: none;
      height: 20px;
      line-height: 20px;
      text-align: center;

      transition: all .2s linear;
    }

    div > ul > li.active {
      background-color: skyblue;
      color: #fff;
    }
  </style>
</head>
<body>

  <audio src="./丑八怪.mp3" controls></audio>

  <div class="div">
    <ul>
      <li class="active">1</li>
      <li>2</li>
      <li>3</li>
      <li>4</li>
      <li>5</li>
      <li>6</li>
      <li>7</li>
      <li>8</li>
      <li>9</li>
      <li>10</li>
    </ul>
  </div>

  </body>

  </html>